However, the DNA that makes up chromosomes becomes more tightly packed during cell division and is then visible under a microscope. Most of what researchers know about chromosomes was learned by observing chromosomes during cell division.
To obtain experience, you can volunteer or work as a wildlife biologist for a state or federal agency such as the U.S. Fish and Wildlife Service or National Park Service. Another way to meet the experience requirement is to complete either a master's or Ph.D. degree program in wildlife biology or a related subject. A master's degree counts for one year of experience, a Ph.D. counts for two years, and a person who holds both degrees is granted the equivalent of three years of experience.
5 Steps: Experience and Education Needed to Become a Marine Biologist Rachael Many of our students returning from Costa Rica, the Galapagos Islands, or Mexico, working side-by-side with field researchers, come home with a new goal in life: become a marine biologist. 1  Pursuing a career in marine biology or oceanography can be a challenging road to travel, but youâll be hard-pressed to find a marine biologist with regrets. Hopefully the following tips will help you navigate the multifarious paths to becoming a marine biologist: â 1 Get Your Feet Wet!â Most conservation researchers â marine or otherwise â are driven to pursue their career out of a downright love of and curiosity about the natural world.